// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-runtime-semantics-catchclauseevaluation
description: Retainment of existing variable environment for `catch` block
info: |
    [...]
    8. Let B be the result of evaluating Block.
    [...]
---*/

function Test() {
    var x = 1;
    var probeBefore = function() { return x; };
    var probeInside;

    try {
      throw null;
    } catch (_) {
      var x = 2;
      probeInside = function() { return x; };
    }

    assert.sameValue(probeBefore(), 2, 'reference preceding statement');
    assert.sameValue(probeInside(), 2, 'reference within statement');
    assert.sameValue(x, 2, 'reference following statement');
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
